Interface WatchHost

Host that has watch functionality used in --watch mode

Hierarchy

WatchHost

Index

Methods

Methods

Optional clearTimeout

clearTimeout(timeoutId: any): void

- Defined in lib/typescript.d.ts:4997
If provided, will be used to reset existing delayed compilation

Parameters
- timeoutId: any
Returns void

Optional onWatchStatusChange

onWatchStatusChange(diagnostic: Diagnostic, newLine: string, options: CompilerOptions, errorCount?: number): void

- Defined in lib/typescript.d.ts:4989
If provided, called with Diagnostic message that informs about change in watch status

Parameters
- diagnostic: Diagnostic
- newLine: string
- options: CompilerOptions
- Optional errorCount: number
Returns void

Optional setTimeout

setTimeout(callback: (...args: any[]) => void, ms: number, ...args: any[]): any

- Defined in lib/typescript.d.ts:4995
If provided, will be used to set delayed compilation, so that multiple changes in short span are compiled together

Parameters
- callback: (...args: any[]) => void
  - - (...args: any[]): void
    - Parameters
      - Rest ...args: any[]
      Returns void
- ms: number
- Rest ...args: any[]
Returns any

watchDirectory

watchDirectory(path: string, callback: DirectoryWatcherCallback, recursive?: boolean, options?: CompilerOptions): FileWatcher

- Defined in lib/typescript.d.ts:4993
Used to watch resolved module's failed lookup locations, config file specs, type roots where auto type reference directives are added

Parameters
- path: string
- callback: DirectoryWatcherCallback
- Optional recursive: boolean
- Optional options: CompilerOptions
Returns FileWatcher

watchFile

watchFile(path: string, callback: FileWatcherCallback, pollingInterval?: number, options?: CompilerOptions): FileWatcher

- Defined in lib/typescript.d.ts:4991
Used to watch changes in source files, missing files needed to update the program or config file

Parameters
- path: string
- callback: FileWatcherCallback
- Optional pollingInterval: number
- Optional options: CompilerOptions
Returns FileWatcher

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